- var_dump: documentation ( source)
<?php
var_dump(IntlChar::getPropertyEnum('Bidi_Class') === IntlChar::PROPERTY_BIDI_CLASS);
var_dump(IntlChar::getPropertyEnum('script') === IntlChar::PROPERTY_SCRIPT);
var_dump(IntlChar::getPropertyEnum('IDEOGRAPHIC') === IntlChar::PROPERTY_IDEOGRAPHIC);
var_dump(IntlChar::getPropertyEnum('Some made up text') === IntlChar::PROPERTY_INVALID_CODE); // Some made-up value